CN206482768U - A kind of haemodialysis fixing device for extremity - Google Patents

Abstract

The utility model discloses a limb fixation device for hemodialysis. When in use, firstly, the medical personnel put the forearm and the upper arm of the patient's upper limb into the first fixing plate and the second fixing plate respectively, and pass the first strap and the second strap The forearm and upper arm of the patient are respectively connected to the first fixed plate and the second fixed plate firmly, and at the same time, the medical staff can use the first slide plate and the second slide plate to adjust the length of the device, so as to meet the needs of patients with different arm lengths , the hemodialysis limb fixation device has ingenious structure, powerful functions, time-saving and labor-saving, and simple operation. By using this device, the patient's arm can be effectively fixed without manual support, which not only reduces the labor intensity of medical staff , also improves the patient's treatment progress.

Description

Limb fixation device for hemodialysis

technical field

The utility model relates to a fixing device, in particular to a hemodialysis limb fixing device.

Background technique

Hemodialysis can replace part of the kidney function, and is one of the effective treatment measures for patients with kidney failure and uremia. All hemodialysis patients need to establish vascular access. The blood flow during dialysis is about 250ml/min, and the duration of each dialysis is about 4-6 hours , continuous renal replacement therapy can last for more than 24 hours each time, and the patient needs to lie down or semi-sitting during dialysis. In order to prevent the hemodialysis needle from slipping or the needle tip from puncturing blood vessels, it is necessary for medical staff or accompanying staff to spend a long time Supporting the patient's arm, especially the restless patient, greatly increases the labor intensity of the medical staff or accompanying personnel. In view of the above defects, it is necessary to design a hemodialysis limb fixation device.

Utility model content

The technical problem to be solved by the utility model is to provide a hemodialysis limb fixation device to solve the problem of manual support of hemodialysis patients' arms, which increases the labor intensity of medical staff or accompanying staff.

In order to solve the above technical problems, the technical solution of the present utility model is: a hemodialysis limb fixation device, comprising a first fixing plate, a first sliding plate, a first bolt, a first strap, a second fixing plate, a second sliding plate, The second bolt, the second strap, the rotating rod, the positioning hole, the telescopic rod, the spring, the positioning ball, the first sliding plate is located inside the first fixing plate, and the first sliding plate is slidably connected with the first fixing plate, The first bolt runs through the bottom of the first fixing plate, the first bolt is threadedly connected with the first fixing plate, the first strap is located at the bottom of the first fixing plate, and the first strap is connected to the first fixing plate A fixed plate is connected by rivets, the second fixed plate is located on the right side of the first fixed plate, the second fixed plate is rotatably connected with the first fixed plate, the second slide plate is located inside the second fixed plate, and the The second sliding plate is slidably connected with the second fixing plate, the second bolt passes through the bottom of the second fixing plate, the second bolt is threadedly connected with the second fixing plate, and the second strap is located on the second At the bottom of the fixed plate, the second strap is connected with the rivet of the second fixed plate, and the rotating rod is located at the top of the first fixed plate and the second fixed plate, and the described rotating rod is connected with the first fixed plate and the second fixed plate respectively. The fixed plates are rotated and connected, the number of the positioning holes is several pieces, the positioning holes are evenly distributed inside the rotating rod, the positioning holes are circular through holes, the telescopic rod is located inside the rotating rod, the The telescopic rod is slidingly connected with the rotating rod, the spring is located inside the telescopic rod, one end of the spring is connected with the glue of the telescopic rod, and the positioning ball is located at the other end of the spring, and the positioning ball is connected with the spring glue.

Further, a first Velcro is provided on the lower side of the front end of the first strap, and the first Velcro is connected to the first strap by sewing.

Further, the middle end of the top of the first fixing plate is provided with a second Velcro, and the second Velcro is connected to the first fixing plate with rivets.

Further, a third Velcro is provided on the lower side of the front end of the second strap, and the third Velcro is connected to the second strap by sewing.

Further, the middle end of the top of the second fixing plate is provided with a fourth Velcro, and the fourth Velcro is connected with the second fixing plate by rivets.

Further, the inside of the first fixing plate and the second fixing plate are both provided with ventilation holes, and the ventilation holes are circular through holes.

Further, a hook is provided at one end of the telescopic rod, and the hook is threadedly connected with the telescopic rod.

Further, the tops of the first fixing plate and the second fixing plate are also provided with snap rings, and the snap rings are connected to the first fixing plate and the second fixing plate by threads respectively, and the snap rings are locked with the telescopic rod Buckle connected.

Further, the hook is also penetrated with a locking bolt, and the locking bolt is movably connected with the hook.

Further, the locking bolt is also penetrated with a nut, and the nut is threadedly connected with the locking bolt.

Compared with the prior art, when the hemodialysis limb immobilization device is used, firstly, the medical personnel put the forearm and the upper arm of the upper limb of the patient into the first fixing plate and the second fixing plate respectively, and then the medical personnel wrap the first strap around the Pass the patient's forearm and move toward the direction of the second Velcro. At this time, through the mutual sticking of the first Velcro and the second Velcro at the first strap, the first fixing plate and the patient's forearm are connected firmly and synchronously. The medical staff then walks the second strap around the patient's upper arm and moves towards the direction of the fourth Velcro, and through the mutual sticking of the third Velcro and the fourth Velcro at the second strap, the second fixing plate is connected to the patient. The upper arm is firmly connected. According to the length of the patient's forearm, the medical staff can hold the first bolt and rotate the first bolt counterclockwise, so that the clamping force of the first bolt on the first slide plate disappears. At this time, the medical staff can hold the first slide plate Pulling out from the first fixing plate, the purpose is to make the device match the length of the patient's forearm. After the length of the patient's forearm is adjusted, the medical staff only need to rotate the first bolt clockwise by hand so that the first bolt is aligned with the patient's forearm. The clamping force is applied to the first slide, that is, the adjusted length of the first slide is locked. Similarly, according to the length of the upper arm of the patient, the medical staff can hold the second bolt and rotate the second bolt counterclockwise, so that the second The clamping force of the bolt on the second slide plate disappears. At this time, the medical personnel can pull out the second slide plate from the second fixing plate. The purpose is to make the device match the length of the upper arm of the patient. When the length of the upper arm of the patient is adjusted Finally, the medical personnel only need to rotate the second bolt clockwise by hand, so that the second bolt exerts a clamping force on the second sliding plate, that is, the adjusted length of the second sliding plate is locked. When the patient needs to bend the arm, the first Under the effect of rotation and connection of the first fixed plate and the second fixed plate, the first fixed plate and the second fixed plate move respectively following the movement of the patient’s forearm and upper arm. It is labor-saving and easy to operate. By using this device, the patient's arm can be effectively fixed without manual support, which not only reduces the labor intensity of medical staff, but also improves the patient's treatment progress. At the same time, according to the actual use situation, The medical staff can take out the telescopic rod from the snap ring, and according to the actual height of the bed guardrail, the medical staff can pull or push the telescopic rod by hand, so that the telescopic rod can move up and down inside the rotating rod. The position is adjusted to the position where the hook needs to be hung into the guardrail. When the position of the hook is adjusted to the requirements of the medical staff, the positioning ball is inserted into the current corresponding positioning hole through the elastic force of the spring. The purpose is to adjust the hook The last position is in a locked state, and the medical personnel rotate the nut counterclockwise by hand, so that the nut is separated from the locking bolt, and the locking bolt is taken out from the hook. At this time, the medical personnel can rotate the rotating rod to 90°, that is, Let the hooks be in a 90° right angle with the first fixing plate and the second fixing plate, and then the medical staff will hang the hooks on the guardrail of the patient’s bed, and then the medical staff will insert the locking bolts into the hooks, and connect the locking bolts with the Nuts are connected, and finally the medical staff Rotate the nut clockwise by hand, under the action of the nut and the locking bolt thread transmission, the inner wall of the hook will exert a clamping force on the guardrail, and finally the device can be fixed on the guardrail of the hospital bed when it is in use, which is conducive to better fixing the patient The limbs, the ventilation holes are for exchanging the air inside the device with the outside air, which improves the comfort of the patient when using the device.

Description of drawings

Fig. 1 is a partial front sectional view of a hemodialysis limb immobilization device;

Fig. 2 is a left sectional view of the first fixed plate;

Fig. 3 is a right side sectional view of the second fixed plate;

Fig. 4 is the connection sectional view of hook, bolt and nut;

Fig. 5 is a connection sectional view of the rotating rod and the telescoping rod.

First fixed plate 1 First sliding plate 2

1st Bolt 3 1st Strap 4

Second fixed plate 5 Second sliding plate 6

Second Bolt 7 Second Strap 8

Rotation lever 9 Positioning hole 10

Telescopic rod 11 Spring 12

Set ball 13 Second Velcro 101

Air hole 102 Hook 103

Snap ring 104 Locking bolt 105

Nut 106 First Velcro 401

Fourth Velcro 501 Third Velcro 801

The following specific embodiments will be further described in conjunction with the above-mentioned drawings.

detailed description

In the following, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art that the described embodiments may be practiced without some or all of these specific details. In other instances, well known processing steps have not been described in detail.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a limb fixation device for hemodialysis includes a first fixing plate 1, a first slide plate 2, a first bolt 3, a first strap 4, a first Two fixed plates 5, the second slide plate 6, the second bolt 7, the second strap 8, the rotating rod 9, the positioning hole 10, the telescopic rod 11, the spring 12, the positioning ball 13, the first slide plate 2 is located at the first Inside the fixed plate 1, the first sliding plate 2 is slidingly connected with the first fixed plate 1, the first bolt 3 penetrates the bottom of the first fixed plate 1, and the first bolt 3 is threaded with the first fixed plate 1 connected, the first strap 4 is located at the bottom of the first fixing plate 1, the first strap 4 is connected with the first fixing plate 1 by rivets, and the second fixing plate 5 is located on the right side of the first fixing plate 1 side, the second fixed plate 5 is connected to the first fixed plate 1 in rotation, the second sliding plate 6 is located inside the second fixed plate 5, and the second sliding plate 6 is slidably connected to the second fixed plate 5, The second bolt 7 runs through the bottom of the second fixing plate 5, the second bolt 7 is threadedly connected with the second fixing plate 5, the second strap 8 is located at the bottom of the second fixing plate 5, and the The second strap 8 is connected with the second fixed plate 5 by rivets, and the rotating rod 9 is located at the top of the first fixed plate 1 and the second fixed plate 5, and the described rotating rod 9 is connected with the first fixed plate 1 and the second fixed plate respectively. The fixed plate 5 is connected in rotation, the number of the positioning holes 10 is several pieces, the positioning holes 10 are evenly distributed inside the rotating rod 9, the positioning holes 10 are circular through holes, and the telescopic rods 11 are located at Inside the rotating rod 9, the telescopic rod 11 is slidingly connected with the rotating rod 9, the spring 12 is located inside the telescopic rod 11, one end of the spring 12 is connected with the telescopic rod 11 by glue, and the positioning ball 13 is located on the spring 12 at the other end, the positioning ball 13 is connected with the spring 12 glue, and the first Velcro 401 is also provided on the lower side of the front end of the first strap 4, and the first Velcro 401 is connected with the first strap 4 It is connected by sewing, and the middle end of the top of the first fixing plate 1 is also provided with a second Velcro 101, and the second Velcro 101 is connected with the first fixing plate 1 by rivets, and the front end of the second strap 8 is lowered. There is also a third Velcro 801 on the side, and the third Velcro 801 is connected to the second strap 8 by sewing. The middle end of the top of the second fixing plate 5 is also provided with a fourth Velcro 501. Four magic stickers 501 are connected with the second fixed plate 5 by rivets, and the inside of the first fixed plate 1 and the second fixed plate 5 are also provided with air holes 102, and the air holes 102 are circular through holes. One end of the telescopic rod 11 is also provided with a hook 103, and the hook 103 is threadedly connected with the telescopic rod 11, and the top of the first fixed plate 1 and the second fixed plate 5 is also provided with a snap ring 104, and the described snap ring 104 are threadedly connected with the first fixing plate 1 and the second fixing plate 5 respectively, and the snap ring 104 is snap-connected with the telescopic rod 11, and the locking bolt 105 runs through the hook 103, and the locking The bolt 105 is movably connected with the hook 103, and the locking bolt 105 also passes through the nut 10 6. The nut 106 is threadedly connected with the locking bolt 105 .

When using this hemodialysis limb immobilization device, firstly, the medical personnel put the forearm and upper arm of the upper limb of the patient into the first fixing plate 1 and the second fixing plate 5 respectively, and then the medical personnel put the first strap 4 around the patient's forearm and Move toward the direction of the second Velcro 101, at this time, through the mutual sticking of the first Velcro 401 at the first strap 4 and the second Velcro 101, the first fixing plate 1 is firmly connected with the patient's forearm and synchronized , the medical personnel then walk the second strap 8 around the upper arm of the patient and move towards the direction of the fourth Velcro 501, through the mutual sticking of the third Velcro 801 and the fourth Velcro 501 at the second strap 8, so that The second fixing plate 5 is firmly connected to the patient's upper arm. According to the length of the patient's forearm, the medical staff can hold the first bolt 3 and rotate the first bolt 3 counterclockwise, so that the clamping force of the first bolt 3 on the first slide plate 2 At this time, the medical staff can pull out the first sliding plate 2 from the first fixing plate 1, the purpose is to make the device match the length of the patient's forearm, when the length of the patient's forearm is adjusted, the medical staff only need to use the Rotate the first bolt 3 clockwise, so that the first bolt 3 exerts a clamping force on the first slide 2, that is, the adjusted length of the first slide 2 is locked. Similarly, depending on the length of the upper arm of the patient, the medical staff The second bolt 7 can be held by hand and rotated counterclockwise, so that the clamping force of the second bolt 7 on the second sliding plate 6 disappears. At this time, the medical staff can pull the second sliding plate 6 out of the second fixing plate 5 , the purpose of which is to make the device match the length of the patient's upper arm. When the length of the patient's upper arm is adjusted, the medical staff only need to rotate the second bolt 7 clockwise by hand, so that the second bolt 7 is aligned with the second slide plate 6. The clamping force, that is, the adjusted length of the second slide plate 6 is locked. When the patient needs to bend the arm, the first fixed plate 1 and the second fixed plate 5 are rotated and connected, so that the first fixed plate 1 and the second fixed plate 5 are connected. The second fixing plate 5 moves respectively following the movement of the patient's forearm and upper arm. At the same time, according to the actual usage, the medical staff can take out the telescopic rod 11 from the snap ring 104, and according to the actual situation of the height of the bed rail, the medical staff can manually Pull or push the telescopic rod 11, so that the telescopic rod 11 moves up and down inside the rotating rod 9. The purpose is to adjust the position of the hook 103 to the position required to hang into the guardrail. When the position of the hook 103 is adjusted to the position of the medical staff After the required requirements, through the elastic force of the spring 12, the positioning ball 13 is inserted into the current corresponding positioning hole 10. The purpose is to lock the adjusted position of the hook 103, and the medical staff then rotate it counterclockwise by hand. Nut 106, so that nut 106 breaks away from locking bolt 105, and locking bolt 105 is taken out from hook 103 place, at this moment, medical personnel can rotate bar 9 to 90 °, promptly allows hook 103 and first fixed plate 1 respectively. and the second fixed plate 5 are in a 90° right angle state, and the medical staff hangs the hook 103 on the guardrail at the patient's bed, and then the medical staff inserts the locking bolt 105 into the hook 103, and connects the locking bolt 105 with the nut 106 Finally, the medical personnel rotate the nut 106 clockwise by hand, and under the action of the thread transmission between the nut 106 and the locking bolt 105, the inner wall of the hook 103 exerts a clamping force on the guardrail, and finally the device can be fixed on the hospital bed when in use. On the guardrail, it is beneficial to better fix the patient's limbs, and the ventilation hole 102 is to allow the internal air of the device to exchange with the outside air, which improves the comfort of the patient when using the device.

The utility model is not limited to the above-mentioned specific implementation manners, and various transformations made by those skilled in the art starting from the above-mentioned ideas without creative work all fall within the protection scope of the utility model.

Claims (10)

1. a kind of haemodialysis fixing device for extremity, it is characterised in that including the first fixed plate, the first slide plate, the first bolt, One bandage, the second fixed plate, the second slide plate, the second bolt, the second bandage, rotating bar, positioning hole, expansion link, spring, positioning Ball, the first described slide plate is located inside the first fixed plate, and the first described slide plate is slided with the first fixed plate to be connected, described First the first fixed plate of bolt-through bottom, the first described bolt is connected with the first fixed plate screw thread, the first described bandage Positioned at the first fixed plate bottom, the first described bandage is connected with the first fixed plate rivet, and described the second fixed plate is located at the On the right side of one fixed plate, the second described fixed plate is rotatedly connected with the first fixed plate, and the second described slide plate, which is located at second, to be fixed Intralamellar part, the second described slide plate is slided with the second fixed plate to be connected, second described the second fixed plate of bolt-through bottom, institute The second bolt stated is connected with the second fixed plate screw thread, and the second described bandage is located at the second fixed plate bottom, described second Bandage is connected with the second fixed plate rivet, and described rotating bar is located at the top of the first fixed plate and the second fixed plate, and described turns Lever is rotatedly connected with the first fixed plate and the second fixed plate respectively, and described positioning hole number is some, described positioning Hole is uniformly distributed in inside rotating bar, and described positioning hole is manhole, and described expansion link is located inside rotating bar, described Expansion link and rotating bar slide and be connected, described spring is located inside expansion link, described spring one end and expansion link glue It is connected, described place kick is located at the spring other end, and described place kick is connected with spring glue.

2. a kind of haemodialysis fixing device for extremity as claimed in claim 1, it is characterised in that the first described bandage front end Downside is additionally provided with the first VELCRO, and the first described VELCRO is connected with the suture of the first bandage.

3. a kind of haemodialysis fixing device for extremity as claimed in claim 2, it is characterised in that the first described fixed plate top Portion's middle-end is additionally provided with the second VELCRO, and the second described VELCRO is connected with the first fixed plate rivet.

4. a kind of haemodialysis fixing device for extremity as claimed in claim 3, it is characterised in that the second described bandage front end Downside is additionally provided with the 3rd VELCRO, and the 3rd VELCRO is connected with the suture of the second bandage.

5. a kind of haemodialysis fixing device for extremity as claimed in claim 4, it is characterised in that the second described fixed plate top Portion's middle-end is additionally provided with the 4th VELCRO, and the 4th described VELCRO is connected with the second fixed plate rivet.

6. a kind of haemodialysis fixing device for extremity as claimed in claim 5, it is characterised in that described the first fixed plate and Air-vent is also equipped with inside second fixed plate, described air-vent is manhole.

7. a kind of haemodialysis fixing device for extremity as claimed in claim 6, it is characterised in that described expansion link one end is also Provided with hook, described hook is connected with expansion link screw thread.

8. a kind of haemodialysis fixing device for extremity as claimed in claim 7, it is characterised in that described the first fixed plate and Snap ring is additionally provided with the top of second fixed plate, described snap ring is connected with the first fixed plate and the second fixed plate screw thread respectively, and institute The snap ring stated is connected with expansion link buckle.

9. a kind of haemodialysis fixing device for extremity as claimed in claim 8, it is characterised in that described hook has been also extended through Clamping screw, described clamping screw is movably connected with hook.

10. a kind of haemodialysis fixing device for extremity as claimed in claim 9, it is characterised in that described clamping screw is also passed through Nut is installed with, described nut is connected with clamping screw screw thread.